@article{articlec5bc35ed,
title   = {Biological matrices for sampling free-ranging cetaceans and the implications of their use for reproductive endocrine monitoring},
author = {Mello, Daniela Magalhães Drummond de and Oliveira, Cláudio Alvarenga de},
year = {2016},
doi = {10.1111/mam.12055},
journal   = {Mammal Review}
}